What happened ________ you yesterday morning?  I had an accident.

A．with             B．about             C．to               D．on

A：Hi，Ann．
B：Hi，Jim．
A：How are you  1 now，Ann? I was quite  2 about you when Tom told me you hurt yourself yesterday.
B：Not too  3 yet．I have a headache and my right hand can hardly take a cup．I’m still weak now．
A：What about your legs?   
B：Much better．I feel  4 in my knees although I can’t walk．Just now the doctor and the nurse told me to stay in bed for at  5 two weeks．It is a long time．
A：That’s OK．But how did it  6 ?
B：Yesterday morning I stood on a window．The glass was very  7 so I wanted to clean it．Suddenly I  8 down to the ground．When 1 woke up，I found myself  9 in bed in hospital．
A：Oh，that was too dangerous．You’d better be more  10 next time．I hope you will get well soon．

根据句意及所给的首字母或中文提示完成单词，使句意完整。每空只能填一词。

1.One of my             (牙齿) hurts badly. I have to see a dentist.

2.Could you             (借) me your bike? Mine is broken.

3.Mr. Smith lives on the             (第十二) floor, and the lift can take you there.

4.The government has done everything to             (保护）the students from any danger.

5.There are many other ways to learn English             (除了) reading aloud.

6.Yesterday morning I r            a letter from my parents.

7.We should keep q            in the reading room.

8.She got up very late. So she hurried to school w            breakfast.

9.Stop smoking. It’s bad for your h           .

10.Our city is f            for its clear air，beautiful mountains and blue sea. It attracts many tourists every year.

 Yesterday morning I was just leaving_______ the telephone rang.

A. when                   B. while                   C. because    D. since